#99B221#99B221

#99B221 is a light, vivid yellow-green. Relative luminance 0.387; OKLCH L 72.0% C 0.161 H 119.7°. Best body text is #000000 at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#99B221
RGB	rgb(153, 178, 33)
HSL	hsl(70, 69%, 41%)
HSV	hsv(70, 81%, 70%)
CMYK	cmyk(14%, 0%, 81.5%, 30.2%)
CIE-LAB	lab(68.55, -26.55, 64.28)
CIE-LCH	lch(68.55, 69.55, 112.44°)
OKLab	oklab(71.98% -0.0796 0.1398)
OKLCH	oklch(71.98% 0.161 119.7)
XYZ	xyz(29.3324, 38.7231, 7.3676)
Luminance	0.3872 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99B221 #3A21B2

analogous

#B28321 #99B221 #51B221

triadic

#99B221 #2199B2 #B22199

tetradic

#99B221 #21B283 #3A21B2 #B22151

square

#99B221 #21B283 #3A21B2 #B22151

split-complementary

#99B221 #2151B2 #8321B2

monochromatic

#404B0E #6D7E17 #99B221 #BEDA36 #CEE36A

Accessibility & contrast

On white

2.40

#99B221 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.74

#99B221 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99B221

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99B221	#FFFFFF	#000000	##000000
##99B221	1.00	2.40	8.74	8.74
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.74	21.00	1.00	1.00
##000000	8.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA700

Deuteranopia (green-blind)

#BBA830

Tritanopia (blue-blind)

#A2A898

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #99b221;
/* rgb */ color: rgb(153, 178, 33);
/* oklch */ color: oklch(72.0% 0.161 119.7);

Tailwind

colors: {
  custom: {
    50: '#bbc96b',
    500: '#99b221',
    950: '#000000',
  },
}

SCSS

$custom: #99b221;
$custom-light: #bbc96b;
$custom-dark: #000000;

JSON

{
  "hex": "#99b221",
  "rgb": {
    "r": 153,
    "g": 178,
    "b": 33
  },
  "hsl": {
    "h": 70.345,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.71984,
    "c": 0.16088,
    "h": 119.7
  },
  "luminance": 0.38723
}

Semantic roles & 50–950 ramp

primary

#99B221

secondary

#7766C9

accent

#3CEC5A

background

#FBFCF6

surface

#F7F8EC

border

#D0D1C7

text

#121307

muted

#81827A

Preview Lab

Preview with #99B221

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →